BFQ149 is a PNP type 5GHz wideband transistor manufactured by Philips. It is widely used in UHF applications such as broadband aerial amplifiers (30 to 860 MHz) and microwave amplifiers such as radar systems, spectrum analyzers, etc.
This datasheet describes the BFQ149, a PNP transistor in a SOT89 envelope designed for use in UHF applications such as broadband aerial amplifiers and microwave amplifiers like radar systems and spectrum analyzers. The document provides target specifications for product development, including electrical characteristics, thermal resistance, and package dimensions.
Key electrical parameters include a maximum collector-emitter voltage of 15 V, a DC collector current of 100 mA, and a transition frequency (fT) of up to 5 GHz. The device operates with a maximum junction temperature of 150 °C and is packaged in a plastic surface-mounted package with a collector pad for heat transfer.
| Package type | SOT89 |
|---|---|
| Collector-emitter voltage (VCEO) | 15 V |
| DC collector current (IC) | 100 mA |
| Maximum unilateral power gain (Gum) | 12 dB |
| Noise figure (F) | 3.75 dB |
| Junction temperature (Tj) | 150 °C |
It is intended for use in UHF applications such as broadband aerial amplifiers and microwave amplifiers such as radar systems and spectrum analyzers.
The maximum junction temperature is 150 °C.
Yes, this data sheet contains final product specifications.